Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 16.18
Milk (kg) -445.00 -0.014 6.23
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -12.73 -0.441 5.62
Fertility Sub Index -0.89
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -1.38 1.117 -1.54
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 2.23
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 21.25

* Based on an €80/tonne carbon price